Loans, Troubled Debt Restructurings Subsequent Default (Details) $ in Thousands	12 Months Ended
Dec. 31, 2021 USD ($) loan	Dec. 31, 2020 USD ($) loan	Dec. 31, 2019 USD ($) loan
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	12	9	66
Recorded Investment \| $	$ 1,334	$ 1,244	$ 6,959
Commercial real estate - investor
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	1	0	1
Recorded Investment \| $	$ 164	$ 0	$ 461
Residential mortgage
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	11	5	38
Recorded Investment \| $	$ 1,171	$ 1,036	$ 5,630
Home equity
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	0	4	27
Recorded Investment \| $	$ 0	$ 208	$ 868

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- Definition

Number of financing receivable contracts modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 34
-URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953682-111524

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- Definition

Amount of financing receivable modified as troubled debt restructuring within previous 12 months, with subsequent payment default.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 34
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=123577603&loc=SL6953682-111524

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